<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>复选按钮</title>
	</head>
	<body>
		<form action="form.php" method="post">
		爱好选择
		<input type="checkbox" name="hobby" value="sing" checked="checked"/>唱歌
		<input type="checkbox" name="hobby" value="draw" checked="checked"/>画画
		<input type="checkbox" name="hobby" value="draw" checked="checked"/>跳舞
		</form>
	</body>
</html>